IT8819799A0 - ELECTRIC POWER SWITCH WITH AN ELECTRODYNAMIC OPENING CONTACT SYSTEM. - Google Patents

ELECTRIC POWER SWITCH WITH AN ELECTRODYNAMIC OPENING CONTACT SYSTEM.

Info

Publication number
IT8819799A0
IT8819799A0 IT8819799A IT1979988A IT8819799A0 IT 8819799 A0 IT8819799 A0 IT 8819799A0 IT 8819799 A IT8819799 A IT 8819799A IT 1979988 A IT1979988 A IT 1979988A IT 8819799 A0 IT8819799 A0 IT 8819799A0
Authority
IT
Italy
Prior art keywords
electric power
power switch
contact system
opening contact
electrodynamic opening
Prior art date
Application number
IT8819799A
Other languages
Italian (it)
Other versions
IT1216110B (en
Inventor
Hans Jurgen Wulff
Original Assignee
Licentia Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Licentia Gmbh filed Critical Licentia Gmbh
Publication of IT8819799A0 publication Critical patent/IT8819799A0/en
Application granted granted Critical
Publication of IT1216110B publication Critical patent/IT1216110B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
    • H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
    • H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
    • H01H77/102—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement
    • H01H77/104—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by special mounting of contact arm, allowing blow-off movement with a stable blow-off position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
IT8819799A 1987-03-18 1988-03-16 ELECTRIC POWER SWITCH WITH A CONTACT SYSTEM WITH ELECTRODYNAMIC OPENING. IT1216110B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873708807 DE3708807A1 (en) 1987-03-18 1987-03-18 ELECTRICAL CIRCUIT BREAKER WITH AN ELECTRO-DYNAMIC OPENING CONTACT SYSTEM

Publications (2)

Publication Number Publication Date
IT8819799A0 true IT8819799A0 (en) 1988-03-16
IT1216110B IT1216110B (en) 1990-02-22

Family

ID=6323383

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8819799A IT1216110B (en) 1987-03-18 1988-03-16 ELECTRIC POWER SWITCH WITH A CONTACT SYSTEM WITH ELECTRODYNAMIC OPENING.

Country Status (6)

Country Link
US (1) US4841266A (en)
JP (1) JP2556348B2 (en)
DE (1) DE3708807A1 (en)
FR (1) FR2612687B1 (en)
GB (1) GB2202377B (en)
IT (1) IT1216110B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4996507A (en) * 1988-08-01 1991-02-26 Westinghouse Electric Corp. CT quick change assembly and force transmitting spacer
US5023416A (en) * 1989-10-03 1991-06-11 Fuji Electric Co., Ltd. Circuit breaker
US5363076A (en) * 1993-04-28 1994-11-08 Square D Company Circuit breaker having spring biased blade suspension
FR2792768B1 (en) * 1999-04-22 2001-06-15 Schneider Electric Ind Sa LIMITING CIRCUIT BREAKER COMPRISING AN AUXILIARY ENERGY ACCUMULATOR
US6628185B2 (en) 2001-09-14 2003-09-30 Square D Company Blade assembly for a circuit breaker
US6774749B2 (en) * 2001-09-19 2004-08-10 Square D Company Trip cross bar and trip armature assembly for a circuit breaker
US6624373B2 (en) 2001-09-19 2003-09-23 Square D Company Arc stack assembly for a circuit breaker
US6842325B2 (en) 2001-09-19 2005-01-11 Square D Company Flexible circuit adhered to metal frame of device
ITMI20090011A1 (en) * 2009-01-08 2010-07-09 Abb Spa MOBILE CREW FOR A LOW VOLTAGE INTERRUPT DEVICE AND INTERRUPTIVE DEVICE INCLUDING SUCH MOBILE CREW.
FR2956922B1 (en) * 2010-03-01 2012-08-24 Schneider Electric Ind Sas CUTTING DEVICE
CN102768921A (en) * 2011-05-03 2012-11-07 西门子公司 Repelling disconnection mechanism of breaker and breaker thereof
CN102810934B (en) * 2011-05-31 2014-09-10 科都电气有限公司 Operation mechanism of motor protector
CN103531409B (en) * 2013-10-31 2016-08-31 德力西电气有限公司 A kind of contact system of breaker

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL112822C (en) * 1958-07-30
DE2128633A1 (en) * 1971-06-09 1973-01-04 Bbc Brown Boveri & Cie SELF-SWITCH WITH MAGNETIC AND ELECTRODYNAMIC SHORT-CIRCUIT RELEASE
US4146855A (en) * 1977-09-06 1979-03-27 Square D Company Low profile multi-pole circuit breaker having multiple toggle springs
GB1564412A (en) * 1977-09-15 1980-04-10 Dorman Smith Switchgear Ltd Electric circuit breakers
FR2421458A1 (en) * 1978-03-31 1979-10-26 Merlin Gerin MULTIPOLAR CIRCUIT BREAKER WITH ELECTROMAGNETIC DEVICE FOR QUICK OPENING OF THE MOBILE CONTACT
US4259651A (en) * 1978-10-16 1981-03-31 Westinghouse Electric Corp. Current limiting circuit interrupter with improved operating mechanism
US4540961A (en) * 1983-12-19 1985-09-10 Westinghouse Electric Corp. Molded case circuit breaker with an apertured molded cross bar for supporting a movable electrical contact arm
IE56136B1 (en) * 1983-12-19 1991-04-24 Westinghouse Electric Corp Circuit breaker with improved cross-bar and contact assembly
DE3347120A1 (en) * 1983-12-22 1985-07-11 Siemens AG, 1000 Berlin und 8000 München ELECTRO-DYNAMIC OPENING CONTACT SYSTEM
DD221879A1 (en) * 1984-03-06 1985-05-02 Komb Veb Elektro Apparate Werk CONTACT ARRANGEMENT FOR CURRENT-LIMITING SWITCHING DEVICES

Also Published As

Publication number Publication date
US4841266A (en) 1989-06-20
IT1216110B (en) 1990-02-22
FR2612687B1 (en) 1996-03-01
DE3708807A1 (en) 1988-10-06
GB2202377B (en) 1991-10-23
GB2202377A (en) 1988-09-21
DE3708807C2 (en) 1989-01-05
JPS63244531A (en) 1988-10-12
GB8805056D0 (en) 1988-03-30
FR2612687A1 (en) 1988-09-23
JP2556348B2 (en) 1996-11-20

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970326